FAA-listed STC holder
PC6-AU23 Spares LLC STCs
The Jun 30, 2026 FAA DRS snapshot lists 37 selected supplemental type certificates with status Current under PC6-AU23 Spares LLC. The records span 14 public aircraft directories and 11 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
Modification mix
Aircraft represented
Recently revised records
Showing the 37 most recently revised records. Category directories provide the complete paginated discovery path.
37 displayed records.
Search every indexed record for this holder. The table below contains the recently revised records shown on this page.
| STC and modification | Aircraft / model / TC | Source status and dates | Holder and authority |
|---|---|---|---|
SA614EAInstallation of UACL engine Model PT6A-27 with Hartzell propeller Model HC-B3TN-3D/T10178C(H) on aircraft configured with cockpit doors.Engine and powerplantView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares, LLC FAA authority record |
SA1004EAInstallation of engine fuel purge system-engine shutdown.Engine and powerplantView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA1005EAInstallation of fuel collector tank - engine shutdown fuel discharge.Engine and powerplantView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA1022EAInstallation of Aerosmith C-129-65 pilot's and co-pilot's seats and modified control sticks.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA273EAInstallation of United Aircraft of Canada engine PT6A-6A and Hartzell propeller HC-B3TN-3/10173 combination.Engine and powerplantView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA307EARemoval of either or both of the right hand cabin door and/or opening of the fuselage bottom hatch in flight.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA368EAInstallation of AiResearch engine Model TPE 331-25D, TPE 331-25DA, TPE-25DB, or TPE 331-71 and Hartzell propeller Model HC-B3TN-5C/T10178C.Engine and powerplantView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA397EAInstallation of fuel collector tank vent line.Fuel systemsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA433EAInstallation of dual brake valves.Landing gear and brakesView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA465EAInstallation of UAT-1 Transponder, MBT-R Marker Beacon, KN-60 DME, KX-160 and KX-160-1 Nav/Comm, KR-80ADF, Headset Microphone and Speaker.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA493EAInstallation of Randolph Mfg. Co. Model 133 vacuum regulator.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA498EAInstallation of Zep Aero oxygen system.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA526EAInstallation of pilot's and co-pilot's shoulder harness.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA528EAInstallation of KX-160 NAV/COM, 618M-1A VHF COM., T-10-R HF COMM, ARC Type 21A ADF headsets, microphones and speakers.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA545EAInstallation of Hartzell propeller Model HC-B3TN-3D/T10178C(H).PropellersView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA612EAInstallation of EDO-58-4580 floats.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA743EAInstallation of a sliding door on the left side of fuselage.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA747EAInstallation of two external fuel tanks of fifty gallons capacity each, mounted.Fuel systemsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA753EAInstallation of dual ARC 21A ADF's, and ARC 131B VHF's and one SA14RA HF avionics equipment.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA755EAInstallation of polyurethane Reticulated Foam in the aircraft's integral and collector fuel tanks in addition to check valves in the fuel lines between the integral tanks and the collector and sediment tanks.Fuel systemsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA830EAInstallation of fiberglass protective boot on leading edge of horizontal stabilizer.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA906EAInstallation of elevator reinforcement.Flight controlsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA907EAInstallation of outboard aileron reinforcement.Flight controlsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA908EAInstallation of rudder reinforcement.Flight controlsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA909EAInstallation of vertical stabilizer reinforcement.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA910EAInstallation of horizontal/stabilizer reinforcement.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA911EAInstallation of Bulkhead 12A reinforcement.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA912EANose Ballast installation.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA937EACabin Floor, Special Installation - Structural Provisions.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA938EAWing Flap and Aileron Reinforcement.Flight controlsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA939EASubstitution of AN Hardware in lieu of Metric Hardware.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA940EALeft Wing Reinforcement.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA941EAWing Hard Point Modification.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA945EAInstallation of longitudinal out of trim warning system.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA946EARelocation of wing landing light between left wing rib stations 11 and 12 to left wing rib stations21 and 22.Aircraft structuresView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA961EAInstallation of battery over- temperature warning system.Electrical systemsView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |
SA986WERemoval of landing gear and installation of seaplane conversion.Landing gear and brakesView record |
| Current at cited snapshot Application: | FAA holder: PC6-AU23 Spares LLC FAA authority record |